Ketju Shimano CN-HG40 6/7/8-speed

HG technology has chamfered inner plates to optimize shifting performance on HG sprockets. Durability is assured through the heat treatment of rollers, pins, and plates. Mushrooming of the pins gives unsurpassed side-plate retention, enabling the chain to far exceed the BS/ISO standard for breaking force. 7.3 mm chain width, optimized for 7- and 8-speed HG drivetrains. Length: 114 links. With chain connecting pin.